package com.dd.dao.Impl;

import com.dd.dao.UserDao;

public class UserMySqlDaoImpl implements UserDao {

    public UserMySqlDaoImpl() {
        System.out.println("UserMySqlDaoImpl创建好了");
    }

    public void sayHello() {
        System.out.println("在MySQL中获取用户信息");

    }
}
